body,html{
    margin: 0;
    padding: 0;
}
img{
    width: 100%;
    height: 100%;
    border: none;
}
a{
    text-decoration: none;
    color: #222;
}

/*    中间部分     */
main{
    width: 1200px;
    margin: 35px auto 77px;
}

/* 导航栏 */
.nav{
    width: 1200px;
    height: 22px;
    margin: 0 auto 45px;
}
.nav span, a{
    font-size: 22px;
    line-height: 22px;
    color: #585858;
}

/* 中间部分内容 */
.content{
    width: 100%;
}
.content .tec-project{
    width: 548px;
    height: 38px;
    margin: 0 auto;
    box-sizing: border-box;
    background: url(../../common/img/index/technology\ projects.png);
    background-repeat: no-repeat;
    background-size: cover;
}
.content .title{
    width: 141px;
    height: 34px;
    margin: -10px auto 65px;
}
.content .title h1{
    font-size: 34px;
    line-height: 34px;
    color: #010101;
}
.content .project1, .project2, .project3{
    width: 100%;
    overflow: hidden;
}
.content .panel{
    float: left;
    margin-right: 20px;
    margin-bottom: 33px;
    width: 580px;
    /* height: 284px; */
    border-color: #E2E2E2;
}
.content .panel .panel-heading{
    padding-left: 26px;
    box-sizing: border-box;
    font-size: 20px;
    line-height: 26px;
    color: #fff;
}
.content .panel.right .panel-heading{
    background-color: #F2AD55;
}
.content .panel td{
    width: 290px;
    height: 48px;
    padding-left: 39px;
    box-sizing: border-box;
    font-size: 16px;
    line-height: 26px;
    color: #000;
}

/*  按钮 */
.btnclick{
    width: 260px;
    height: 60px;
    margin: 45px 480px 0;
    background-color: #F2AD55;
    text-align: center;
    font-size: 22px;
	line-height: 60px;
	letter-spacing: 4px;
	color: #fff;
}


